Write down the names of the allotropic carbon modifications.

Carbon (C) – chemical element number 6 of the Periodic Table of Chemical Elements of DI Mendeleev. Carbon has the largest number of allotropic modifications, more than 9 have been found so far. Allotropic modifications of carbon vary greatly in their properties. The most common allotropic modifications are naturally occurring diamond and graphite. Also, the following substances are referred to its allotropic modifications:

a) Lonsdaleite;

b) C60 (fullerene);

b) C540;

c) C70;

d) Amorphous carbon;

e) Single-walled carbon nanotube.